The Treynor-Black model combines an actively managed portfolio with an efficiently diversified portfolio in order to . I. improve the diversification of the overall portfolio II. improve the overall portfolio's Sharpe ratio III. reach a higher CAL than otherwise would be possible

The answer might be the letter d.

Students in mrs. carr’s class are asked to make a prediction after reading this passage from white fang.but the bane of his life was lip-lip. larger, older, and stronger, lip-lip had selected white fang for his special object of persecution. white fang fought willingly enough, but he was outclassed. his enemy was too big. lip-lip became a nightmare to him. whenever he ventured away from his mother, the bully was sure to appear.which student prediction is most reasonable?